You can make a personal call in Chat page.
1) Tap Chat
2) Tap the friend you want to chat with
3) Tap [?]
4) Tap OK button to grant Wrappy to access your microphone
Start the Call
Tap [?] button if you want to mute your sound.
Tap [?] button if you want to play your sound from your speaker.
Tap [?] button to start a video call.
Tap [?] button to turn on your video camera.
Tap [☎] button to end your call.